John Deere 6081HFN Torque & Engine Specifications

Engine Details & Torque Specs

Engine Make: John Deere
Engine Cubic Inches: 496
Engine Model: 6081HFN
Engine Notes: Natural Gas Aftercooled
Other Notes:
Year/Serial:
Fuel: NG
Cylinders: 6
Bore: 4.5625"
Stroke: 5.059"
Firing Order: 1-5-3-6-2-4
Intake Valve Lash: .016-.020" cold
Exhaust Valve Lash: .026-.030" cold (.660-.762 mm)
Rod Torque: 20, 55 ft/lbs +90 degrees
Head Torque: 60 ft/lbs, +90 degrees, +90 degrees, +90 degrees
Main Torque: 50 ft/lbs, 170 ft/lbs
Rod Journal Diameter: 2.9980-2.9990"
Main Journal Diameter: 3.7480-3.7491"

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